package com.xindaoapp.happypet.view;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.widget.ImageView;

/**
 * 圆角ImageView
 * 
 * @author skg
 */
public class RoundImageView extends ImageView {
    public int mWidth = 0;
    public int mHeight = 0;

    public RoundImageView(Context context, AttributeSet attrs) {
        super(context, attrs);
        init();
    }

    public RoundImageView(Context context) {
        super(context);
        init();
    }

    public RoundImageView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
        init();
    }

    private final RectF roundRect = new RectF();
    private float rect_adius = 6;
    private final Paint maskPaint = new Paint();
    private final Paint zonePaint = new Paint();

    private void init() {
        maskPaint.setAntiAlias(true);
        maskPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
        //
        zonePaint.setAntiAlias(true);
        zonePaint.setColor(Color.rgb(246, 246, 246));
        //
        float density = getResources().getDisplayMetrics().density;
        rect_adius = rect_adius * density;
    }

    public void setRectAdius(float adius) {
        rect_adius = adius;
        invalidate();
    }

    @Override
    protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
        super.onLayout(changed, left, top, right, bottom);
        int w = getWidth();
        int h = getHeight();
        roundRect.set(0, 0, w, h);
    }

    @Override
    public void draw(Canvas canvas) {
        canvas.saveLayer(roundRect, zonePaint, Canvas.ALL_SAVE_FLAG);
        canvas.drawRoundRect(roundRect, rect_adius, rect_adius, zonePaint);

        final Rect topRightRect = new Rect(0, (getHeight() / 2), getWidth(), getHeight());

        canvas.drawRect(topRightRect, zonePaint);
        canvas.saveLayer(roundRect, maskPaint, Canvas.ALL_SAVE_FLAG);
        super.draw(canvas);
        canvas.restore();
    }

    // @Override
    // protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {

    // int widthMode = View.MeasureSpec.getMode(widthMeasureSpec);
    // int heightMode = View.MeasureSpec.getMode(heightMeasureSpec);
    // int width = MeasureSpec.getSize(widthMeasureSpec);
    // int height = MeasureSpec.getSize(heightMeasureSpec);
    //
    // int heightC = width * mHeight / mWidth;
    //
    // setMeasuredDimension(width, heightC);
    // }

    @Override
    public Drawable getDrawable() {
        return super.getDrawable();
    }

}
